A 500-foot- wide space rock could inflict mass casualties across a state or a small country; those arrive every 20,000 years.

Martian Rock Analysis Reveals the Planet Had 'Secret Ingredient' That Was Ideal for Starting Life Planet Mars has always been ...

Looking for a hint for today's NYT Connections? Read on for hints and the answer to today's Connections game on Saturday, ...

You probably know the chocolate-inspired town of Hershey is located in Pennsylvania, and you might know a thing or two about ...

Science fiction, comic book, fantasy, and video game news. This Afro-futurist animated series is very much in the house style of Adult Swim, but is ultimately grounded in relationships and feelings.